The megasporangium of the angiosperms on maturation gives rise to

In angiosperms pericycle gives rise to

Draw a well labeled diagram of a section of a megasporangium of an angiosperm and label funiculus, micropyle, embryo sac and nucellus.

Integumented megasporangium is

Integumented megasporangium is

Megasporangium is equivalent to

Megasporangium is equivalent to